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Home >> Subaru >> 2000 >> Outback Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Diagnostic Procedures >> Fuel System >> Fuel Pressure

Fuel Pressure

Relieve fuel pressure. See RELIEVING FUEL PRESSURE . Remove fuel filler cap. Disconnect fuel hose at fuel filter and install fuel pressure gauge. Start engine and check fuel pressure at idle. See FUEL PRESSURE AT IDLE  table. Verify fuel pressure increases as specified.

FUEL PRESSURE AT IDLE

Application Vacuum Line Connected - psi (kg/cm2 ) Vacuum Line Disconnected - psi (kg/cm2 )
All Models 30-34 (2.1-2.4) 41-46 (2.9-3.2)